Nilgiri langur vs northern night monkey

Semnopithecus johnii compared with Aotus trivirgatus

Key Differences

• Nilgiri langur is Vulnerable while northern night monkey is Least Concern.

Taxonomic Classification

Rank	Nilgiri langur	northern night monkey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order same	Primates (Primates)	Primates (Primates)
Family	Cercopithecidae (Old World Monkeys)	Aotidae
Genus	Semnopithecus	Aotus
Species	Semnopithecus johnii	Aotus trivirgatus

Evolutionary Relationship

Nilgiri langur and northern night monkey share a common ancestor at the Order level: Primates. (Primates)

Conservation Status

Nilgiri langur

VU — Vulnerable

northern night monkey

LC — Least Concern

Physical Characteristics

Attribute	Nilgiri langur	northern night monkey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Nilgiri langur

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

northern night monkey

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.